chore(electron): config vitest swc (#6282)

packages/frontend/electron/vitest.config.ts

@@ -1,11 +1,13 @@
 import { resolve } from 'node:path';
 import { fileURLToPath } from 'node:url';
 
+import react from '@vitejs/plugin-react-swc';
 import { defineConfig } from 'vitest/config';
 
 const rootDir = fileURLToPath(new URL('../../..', import.meta.url));
 
 export default defineConfig({
+  plugins: [react()],
   resolve: {
     alias: {
       // prevent tests using two different sources of yjs
@@ -15,6 +17,7 @@ export default defineConfig({
   },
 
   test: {
+    setupFiles: [resolve(rootDir, './scripts/setup/global.ts')],
     include: ['./test/**/*.spec.ts'],
     testTimeout: 5000,
     poolOptions: {